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Documented class methods on ActionController::Routing. These are dangerous, and mostly used for testing.

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This commit is contained in:
Austin Putman 2008-05-07 19:35:46 -07:00
parent b4d44d3ee7
commit 2fead68b31
1 changed files with 27 additions and 0 deletions
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27
actionpack/lib/action_controller/routing.rb
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@ -277,6 +277,9 @@ module ActionController
end
class << self
# Expects an array of controller names as the first argument.
# Executes the passed block with only the named controllers named available.
# This method is used in internal Rails testing.
def with_controllers(names)
prior_controllers = @possible_controllers
use_controllers! names
@ -285,6 +288,10 @@ module ActionController
use_controllers! prior_controllers
end
# Returns an array of paths, cleaned of double-slashes and relative path references.
# * "\\\" and "//" become "\\" or "/".
# * "/foo/bar/../config" becomes "/foo/config".
# The returned array is sorted by length, descending.
def normalize_paths(paths)
# do the hokey-pokey of path normalization...
paths = paths.collect do |path|
@ -303,6 +310,7 @@ module ActionController
paths = paths.uniq.sort_by { |path| - path.length }
end
# Returns the array of controller names currently available to ActionController::Routing.
def possible_controllers
unless @possible_controllers
@possible_controllers = []
@ -327,10 +335,28 @@ module ActionController
@possible_controllers
end
# Replaces the internal list of controllers available to ActionController::Routing with the passed argument.
# ActionController::Routing.use_controllers!([ "posts", "comments", "admin/comments" ])
def use_controllers!(controller_names)
@possible_controllers = controller_names
end
# Returns a controller path for a new +controller+ based on a +previous+ controller path.
# Handles 4 scenarios:
#
# * stay in the previous controller:
# controller_relative_to( nil, "groups/discussion" ) # => "groups/discussion"
#
# * stay in the previous namespace:
# controller_relative_to( "posts", "groups/discussion" ) # => "groups/posts"
#
# * forced move to the root namespace:
# controller_relative_to( "/posts", "groups/discussion" ) # => "posts"
#
# * previous namespace is root:
# controller_relative_to( "posts", "anything_with_no_slashes" ) # =>"posts"
#
def controller_relative_to(controller, previous)
if controller.nil? then previous
elsif controller[0] == ?/ then controller[1..-1]
@ -344,6 +370,7 @@ module ActionController
Routes = RouteSet.new
::Inflector.module_eval do
# Ensures that routes are reloaded when Rails inflections are updated.
def inflections_with_route_reloading(&block)
returning(inflections_without_route_reloading(&block)) {
ActionController::Routing::Routes.reload! if block_given?